EP3107925B1 - Process for the production of 21-methoxy-11-beta-phenyl-19-nor-pregna-4,9-diene-3,20-dione derivatives - Google Patents
Process for the production of 21-methoxy-11-beta-phenyl-19-nor-pregna-4,9-diene-3,20-dione derivatives Download PDFInfo
- Publication number
- EP3107925B1 EP3107925B1 EP15708050.8A EP15708050A EP3107925B1 EP 3107925 B1 EP3107925 B1 EP 3107925B1 EP 15708050 A EP15708050 A EP 15708050A EP 3107925 B1 EP3107925 B1 EP 3107925B1
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- EP
- European Patent Office
- Prior art keywords
- added
- process according
- solution
- lithium
- reaction mixture
- Prior art date
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- 238000000034 method Methods 0.000 title claims description 30
- 238000004519 manufacturing process Methods 0.000 title description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 24
- 150000001875 compounds Chemical class 0.000 claims description 24
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 22
- 238000003786 synthesis reaction Methods 0.000 claims description 21
- 229910052744 lithium Inorganic materials 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 17
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 claims description 16
- 239000003153 chemical reaction reagent Substances 0.000 claims description 11
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 11
- ATOMTHYGEJDUAK-UHFFFAOYSA-N [Li]COC Chemical compound [Li]COC ATOMTHYGEJDUAK-UHFFFAOYSA-N 0.000 claims description 10
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 9
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 9
- -1 2-methyl-1,3-dioxolan-2-yl group Chemical group 0.000 claims description 8
- XJUZRXYOEPSWMB-UHFFFAOYSA-N Chloromethyl methyl ether Chemical compound COCCl XJUZRXYOEPSWMB-UHFFFAOYSA-N 0.000 claims description 8
- 239000004305 biphenyl Substances 0.000 claims description 8
- 235000010290 biphenyl Nutrition 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 8
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 claims description 6
- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 0.000 claims description 6
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 6
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 claims description 5
- 239000002904 solvent Substances 0.000 claims description 5
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 4
- 239000012298 atmosphere Substances 0.000 claims description 3
- 238000011065 in-situ storage Methods 0.000 claims description 3
- 125000006239 protecting group Chemical group 0.000 claims description 3
- 238000005903 acid hydrolysis reaction Methods 0.000 claims description 2
- 230000018044 dehydration Effects 0.000 claims description 2
- 238000006297 dehydration reaction Methods 0.000 claims description 2
- 230000002194 synthesizing effect Effects 0.000 claims 2
- 239000000243 solution Substances 0.000 description 46
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 39
- 239000011541 reaction mixture Substances 0.000 description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 33
- 239000012071 phase Substances 0.000 description 28
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 24
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 15
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 14
- 239000012074 organic phase Substances 0.000 description 14
- PMZURENOXWZQFD-UHFFFAOYSA-L sodium sulphate Substances [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 12
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 11
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- 238000003756 stirring Methods 0.000 description 8
- 239000001117 sulphuric acid Substances 0.000 description 8
- 235000011149 sulphuric acid Nutrition 0.000 description 8
- 239000000047 product Substances 0.000 description 7
- 125000000026 trimethylsilyl group Chemical group [H]C([H])([H])[Si]([*])(C([H])([H])[H])C([H])([H])[H] 0.000 description 7
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 6
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 6
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 6
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 6
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 5
- 238000003747 Grignard reaction Methods 0.000 description 5
- JVBGZFRPTRKSBB-MJBQOYBXSA-N Telapristone acetate Chemical compound C1([C@@H]2C3=C4CCC(=O)C=C4CC[C@H]3[C@@H]3CC[C@@]([C@]3(C2)C)(C(=O)COC)OC(C)=O)=CC=C(N(C)C)C=C1 JVBGZFRPTRKSBB-MJBQOYBXSA-N 0.000 description 5
- 239000012300 argon atmosphere Substances 0.000 description 5
- 150000002118 epoxides Chemical class 0.000 description 5
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 5
- 229910052938 sodium sulfate Inorganic materials 0.000 description 5
- 235000011152 sodium sulphate Nutrition 0.000 description 5
- IOMMNSLPMSAWCS-TZBVDRNTSA-N (8S,9S,10S,13R,14S,17R)-17-(2-methoxyethyl)-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene Chemical class COCC[C@H]1CC[C@@H]2[C@]1(C)CC[C@H]1[C@H]2CCC2CCCC[C@]12C IOMMNSLPMSAWCS-TZBVDRNTSA-N 0.000 description 4
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 4
- 238000005160 1H NMR spectroscopy Methods 0.000 description 4
- 229940061627 chloromethyl methyl ether Drugs 0.000 description 4
- IJOOHPMOJXWVHK-UHFFFAOYSA-N chlorotrimethylsilane Chemical compound C[Si](C)(C)Cl IJOOHPMOJXWVHK-UHFFFAOYSA-N 0.000 description 4
- 238000004440 column chromatography Methods 0.000 description 4
- 150000003431 steroids Chemical class 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- JFDZBHWFFUWGJE-UHFFFAOYSA-N benzonitrile Chemical compound N#CC1=CC=CC=C1 JFDZBHWFFUWGJE-UHFFFAOYSA-N 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 description 3
- DHKHKXVYLBGOIT-UHFFFAOYSA-N 1,1-Diethoxyethane Chemical compound CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 description 2
- CDKCEZNPAYWORX-UHFFFAOYSA-N 1-tert-butyl-4-(4-tert-butylphenyl)benzene Chemical group C1=CC(C(C)(C)C)=CC=C1C1=CC=C(C(C)(C)C)C=C1 CDKCEZNPAYWORX-UHFFFAOYSA-N 0.000 description 2
- GPWNWKWQOLEVEQ-UHFFFAOYSA-N 2,4-diaminopyrimidine-5-carbaldehyde Chemical compound NC1=NC=C(C=O)C(N)=N1 GPWNWKWQOLEVEQ-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- BHERMCLNVOVDPU-DQFOBABISA-N C[C@](C[C@@H]1c(cc2)ccc2N(C)C)([C@@H](CC2)[C@H](CC3)C1=C(CC1)C3=CC1=O)[C@]2(C(COC)=O)O Chemical compound C[C@](C[C@@H]1c(cc2)ccc2N(C)C)([C@@H](CC2)[C@H](CC3)C1=C(CC1)C3=CC1=O)[C@]2(C(COC)=O)O BHERMCLNVOVDPU-DQFOBABISA-N 0.000 description 2
- IAZDPXIOMUYVGZ-WFGJKAKNSA-N Dimethyl sulfoxide Chemical compound [2H]C([2H])([2H])S(=O)C([2H])([2H])[2H] IAZDPXIOMUYVGZ-WFGJKAKNSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 description 2
- 238000005481 NMR spectroscopy Methods 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Chemical compound C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 description 2
- 239000012267 brine Substances 0.000 description 2
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 2
- 239000012043 crude product Substances 0.000 description 2
- ZCSHNCUQKCANBX-UHFFFAOYSA-N lithium diisopropylamide Chemical compound [Li+].CC(C)[N-]C(C)C ZCSHNCUQKCANBX-UHFFFAOYSA-N 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000012452 mother liquor Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229960001866 silicon dioxide Drugs 0.000 description 2
- WBHQBSYUUJJSRZ-UHFFFAOYSA-M sodium bisulfate Chemical compound [Na+].OS([O-])(=O)=O WBHQBSYUUJJSRZ-UHFFFAOYSA-M 0.000 description 2
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- JWUJQDFVADABEY-UHFFFAOYSA-N 2-methyltetrahydrofuran Chemical compound CC1CCCO1 JWUJQDFVADABEY-UHFFFAOYSA-N 0.000 description 1
- INMIMIAGDQNJBR-UMGGQSCQSA-N C[C@](CC1)([C@@H](CC2)[C@H](CC3)C1=C(CC1)C3=CC1=O)[C@]2(C(CBr)=O)O Chemical compound C[C@](CC1)([C@@H](CC2)[C@H](CC3)C1=C(CC1)C3=CC1=O)[C@]2(C(CBr)=O)O INMIMIAGDQNJBR-UMGGQSCQSA-N 0.000 description 1
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- XPQOYLKIGZYALP-WAGURGNTSA-N C[C@](CC1)([C@@H](CC2)[C@H](CC3)C1=C(CC1)C3=CC1=O)[C@]2(C(COC(C)=O)=O)O Chemical compound C[C@](CC1)([C@@H](CC2)[C@H](CC3)C1=C(CC1)C3=CC1=O)[C@]2(C(COC(C)=O)=O)O XPQOYLKIGZYALP-WAGURGNTSA-N 0.000 description 1
- BIVFQXNSXSNSQH-QYQUYBGJSA-N C[C@](C[C@@H]1c(cc2)ccc2N(C)C)([C@@H](CC2)[C@H](CC3)C1=C(CC1)C3=CC1=O)[C@]2(N(C)COC)O Chemical compound C[C@](C[C@@H]1c(cc2)ccc2N(C)C)([C@@H](CC2)[C@H](CC3)C1=C(CC1)C3=CC1=O)[C@]2(N(C)COC)O BIVFQXNSXSNSQH-QYQUYBGJSA-N 0.000 description 1
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- INVIYDOTAMQQSB-VGGYIURQSA-N C[C@](C[C@@H]1c(cc2)ccc2N(C)C)([C@@H](CC2)[C@H](CC3)C1=C(CCC1(C4)OCCO1)[C@@]34O[Si](C)(C)C)[C@]2(C=O)O[Si](C)(C)C Chemical compound C[C@](C[C@@H]1c(cc2)ccc2N(C)C)([C@@H](CC2)[C@H](CC3)C1=C(CCC1(C4)OCCO1)[C@@]34O[Si](C)(C)C)[C@]2(C=O)O[Si](C)(C)C INVIYDOTAMQQSB-VGGYIURQSA-N 0.000 description 1
- XUOQKQRMICQUQC-AOIWGVFYSA-N C[C@]1([C@@H](CC2)[C@H](CCC(C3)=C4CCC33OCCO3)C4=CC1)C2=O Chemical compound C[C@]1([C@@H](CC2)[C@H](CCC(C3)=C4CCC33OCCO3)C4=CC1)C2=O XUOQKQRMICQUQC-AOIWGVFYSA-N 0.000 description 1
- ITBGBOBQGVJJRT-FYQPLNBISA-N C[C@]1([C@@H](CC2)[C@H](CCC(C3)=C4CCC33OCCO3)C4=CC1)[C@]2(C#N)O Chemical compound C[C@]1([C@@H](CC2)[C@H](CCC(C3)=C4CCC33OCCO3)C4=CC1)[C@]2(C#N)O ITBGBOBQGVJJRT-FYQPLNBISA-N 0.000 description 1
- RUASVHPBEHGZGZ-LDVJMBRRSA-N C[C@]1([C@@H](CC2)[C@H](CCC(C3)=C4CCC33OCCO3)C4=CC1)[C@]2(C#N)O[Si+](C)(C)CBr Chemical compound C[C@]1([C@@H](CC2)[C@H](CCC(C3)=C4CCC33OCCO3)C4=CC1)[C@]2(C#N)O[Si+](C)(C)CBr RUASVHPBEHGZGZ-LDVJMBRRSA-N 0.000 description 1
- BPEOLPBXMBNFEG-BESBDSHLSA-N C[C@]1([C@@H](CC2)[C@H](CCC(C3)=C4CCC33OCCO3)C4=CC1)[C@]2(C1(CO)OCCO1)O Chemical compound C[C@]1([C@@H](CC2)[C@H](CCC(C3)=C4CCC33OCCO3)C4=CC1)[C@]2(C1(CO)OCCO1)O BPEOLPBXMBNFEG-BESBDSHLSA-N 0.000 description 1
- IWNOJZYLBYKJPX-HOUBMWHVSA-N C[C@]1([C@@H](CC2)[C@H](CCC(C3)=C4CCC33OCCO3)C4=CC1)[C@]2(C1(COC)OCCO1)O Chemical compound C[C@]1([C@@H](CC2)[C@H](CCC(C3)=C4CCC33OCCO3)C4=CC1)[C@]2(C1(COC)OCCO1)O IWNOJZYLBYKJPX-HOUBMWHVSA-N 0.000 description 1
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- MTKUVQAEQIJYMN-LEPRSZISSA-N C[C@]1([C@@H](CC2)[C@H](CC[C@]3(C4)O[C@@]33CCC44OCCO4)C3=CC1)[C@]2(C#N)O Chemical compound C[C@]1([C@@H](CC2)[C@H](CC[C@]3(C4)O[C@@]33CCC44OCCO4)C3=CC1)[C@]2(C#N)O MTKUVQAEQIJYMN-LEPRSZISSA-N 0.000 description 1
- PSDXUYHICGJWHN-FLINDFHKSA-N C[C@]1([C@@H](CC2)[C@H](CC[C@]3(C4)O[C@@]33CCC44OCCO4)C3=CC1)[C@]2(C#N)O[Si](C)(C)C Chemical compound C[C@]1([C@@H](CC2)[C@H](CC[C@]3(C4)O[C@@]33CCC44OCCO4)C3=CC1)[C@]2(C#N)O[Si](C)(C)C PSDXUYHICGJWHN-FLINDFHKSA-N 0.000 description 1
- 208000009738 Connective Tissue Neoplasms Diseases 0.000 description 1
- ZAFNJMIOTHYJRJ-UHFFFAOYSA-N Diisopropyl ether Chemical compound CC(C)OC(C)C ZAFNJMIOTHYJRJ-UHFFFAOYSA-N 0.000 description 1
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 1
- LELOWRISYMNNSU-UHFFFAOYSA-N Hydrocyanic acid Natural products N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 1
- 238000005684 Liebig rearrangement reaction Methods 0.000 description 1
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 1
- VOQUDDBLGWLXNL-UHFFFAOYSA-N [Li]COCC Chemical compound [Li]COCC VOQUDDBLGWLXNL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- CAURZYXCQQWBJO-UHFFFAOYSA-N bromomethyl-chloro-dimethylsilane Chemical compound C[Si](C)(Cl)CBr CAURZYXCQQWBJO-UHFFFAOYSA-N 0.000 description 1
- 150000001733 carboxylic acid esters Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- FCYRSDMGOLYDHL-UHFFFAOYSA-N chloromethoxyethane Chemical compound CCOCCl FCYRSDMGOLYDHL-UHFFFAOYSA-N 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 125000004093 cyano group Chemical group *C#N 0.000 description 1
- NKDDWNXOKDWJAK-UHFFFAOYSA-N dimethoxymethane Chemical compound COCOC NKDDWNXOKDWJAK-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 201000010260 leiomyoma Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229940100892 mercury compound Drugs 0.000 description 1
- 150000002731 mercury compounds Chemical class 0.000 description 1
- 125000004184 methoxymethyl group Chemical group [H]C([H])([H])OC([H])([H])* 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- CHKVPAROMQMJNQ-UHFFFAOYSA-M potassium bisulfate Chemical compound [K+].OS([O-])(=O)=O CHKVPAROMQMJNQ-UHFFFAOYSA-M 0.000 description 1
- 239000001120 potassium sulphate Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J9/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J5/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
- C07J5/0046—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond substituted in position 17 alfa
- C07J5/0053—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond substituted in position 17 alfa not substituted in position 16
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J21/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J41/00—Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring
- C07J41/0033—Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring not covered by C07J41/0005
- C07J41/0077—Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring not covered by C07J41/0005 substituted in position 11-beta by a carbon atom, further substituted by a group comprising at least one further carbon atom
- C07J41/0083—Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring not covered by C07J41/0005 substituted in position 11-beta by a carbon atom, further substituted by a group comprising at least one further carbon atom substituted in position 11-beta by an optionally substituted phenyl group not further condensed with other rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J51/00—Normal steroids with unmodified cyclopenta(a)hydrophenanthrene skeleton not provided for in groups C07J1/00 - C07J43/00
Definitions
- the present invention relates to a new process for the synthesis of 21-methoxy-pregnane derivatives of formula (I), wherein the meaning of R is dimethylamino or acetyl group, using methoxymethyl lithium reagent, there is also disclosed the intermediate of formula (III), wherein the meaning of R' is 2-methyl-1,3-dioxolan-2-yl group.
- the hydroxyl group in position 17 of the commercially available 3,3-[1,2-ethanediyl-bis-(oxy)]-17 ⁇ -hydroxy-estr-5(10),9(11)-dien-17 ⁇ -carbonitrile was silylated with (bromomethyl)dimethylsilyl chloride. Then the 17-silyloxy bromo compound was transformed into 21-bromo compound using lithium diisopropylamide at -78°C.
- Introduction of the methoxy group in position 21 was carried out in a rather complicated, multistep process: via the 21-acetoxy and 21-hydroxy derivatives, using 6 equivalent excess of trimethyloxonium tetrafluoroborate salt together with proton sponge (SNAP reaction). On one hand this method is expensive, on the other hand the removal of the proton sponge is difficult, in many cases it requires the purification of the product in several steps.
- Alkoxymethyl lithium reagent has not been used so far in the synthesis of steroids.
- the present invention relates to a new process for the synthesis of 21-methoxy-pregnane derivatives of formula (I), which has less steps as the known ones described above, it is industrially realizable, safe and economical.
- the process differs from the one described in the patent application No. WO2009001148 , that the introduction of the side-chain in position 17 was carried out in a different way, with special regard to the introduction of the methoxy group in position 21.
- introduction of the methoxy group can be carried out in a more simple way, in less steps than in the processes described above, if the compounds of formula (III) or (IV) are reacted with methoxymethyl lithium - synthesized preferably in situ - under proper conditions.
- the present invention relates to a new process ( Figure 3.) for the synthesis of 21-methoxy-pregnane derivatives of formula (I) wherein the meaning of R is dimethylamino or acetyl group, to the synthesis of the methoxymethyl lithium reagent used in the process, there is also disclosed herein the intermediate of formula (III), wherein the meaning of R' is 2-methyl-1,3-dioxolan-2-yl group.
- the hydroxyl group in position 5 of compound of formula (IV), wherein the meaning of R' is dimethylamino or 2-methyl-1,3-dioxolan-2-yl group, and synthesized according to method described in patent application No. WO2009001148 is silylated with chloro-trimethylsilane in the presence of imidazole in a halogenated solvent or tetrahydrofuran or toluene, preferably in dichloromethane, at room temperature to yield the compound of formula (III), wherein the meaning of R' is as described above.
- the methoxymethyl lithium reagent is synthesized.
- a condensed or conjugated aromatic hydrocarbon in given case substituted with alkyl groups for example naphthalene, alklylnaphthalene, anthracene, 4,4'-di-tertbutyl-biphenyl, preferably biphenyl, is dissolved in an ether, aliphatic or aromatic hydrocarbon or formaldehyde dialkylacetal type solvent, for example tetrahydrofuran, methyltetrahydrofuran, diethyl ether, diisopropyl ether, methyl-tertbutyl ether, toluene, dimethoxyethane, diethoxyethane, preferably tetrahydrofuran, and lithium metal is added to the so obtained solution under inert atmosphere.
- alkyl groups for example naphthalene, alklylnaphthalene, anthracene, 4,4'-di-tertbuty
- the reaction mixture is vigorously stirred for 0.5-5 hours, preferably for 3 hours, until the lithium is dissolved at 0-20°C, preferably at 5-10°C. Then the solution is cooled to (-78)-(-40)°C, preferably to -55°C, and methoxymethyl chloride in itself or in a solution of any of the above mentioned solvents is added to the mixture in such a rate as to keep the reaction temperature between (-78)-(-30)°C, preferably between (-55)-(-40)°C.
- the solution of compound of formula (III) or (IV) is added to the so obtained solution at a temperature between (-78)-(-30)°C, preferably between (-55)-(-50)°C.
- the reaction mixture is stirred at a temperature between (-78)-(-30)°C, preferably between (-48)-(-52)°C for 0.5-3 hours, preferably for 2 hours.
- water is added to the reaction mixture in such a rate as to keep the reaction temperature below 0°C, preferably at -10°C.
- the reaction mixture is vigorously stirred for 10-120 min, preferably for 30 min, while the temperature is allowed to rise to 10-15°C.
- the solution containing the protected intermediate is treated with a strong acid, for example hydrochloric acid, sulphuric acid, p-toluenesulphonic acid, perchloric acid, methanesulphonic acid, phosphoric acid, potassium hydrogensulphate, preferably sodium hydrogensulphate, to yield the solution of the compound of formula (II), from which the compound of formula (II), wherein the meaning of R is dimethylamino or acetyl group, is isolated in a suitable way.
- the obtained product in given case is purified by chromatography.
- the hydroxyl group in position 17 is acetylated according to the method described in patent application No. WO2009001148 to yield the final product of formula (I), wherein the meaning of R is as described above.
- the temperature of the reaction mixture was kept at 15-20°C. After 2 hours stirring was stopped, and after settling the phases were separated, the upper organic phase was washed with 2x100 ml of about 10v/v% sulphuric acid, and the water phases were combined. The combined water phases containing the steroid were extracted with 2x100 ml of cyclohexane. Then the water phase was added to a solution of 83.73 g of sodium carbonate in 3 L of water over a period of 10-15 min. The precipitated crystals were filtered off after 30 min stirring, washed several times with water until neutral pH. The product was dried at 40°C in vacuum oven until constant weight to yield 14.5 g (97.44%) of the title compound.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Steroid Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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HU1400080A HU230381B1 (hu) | 2014-02-17 | 2014-02-17 | Ipari eljárás szteroid intermedier előállítására |
PCT/IB2015/051124 WO2015121840A1 (en) | 2014-02-17 | 2015-02-16 | Process for the production of 21 -methoxy-11 -beta-phenyl-19-nor-pregna-4,9-diene-3,20-dione derivatives |
Publications (2)
Publication Number | Publication Date |
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EP3107925A1 EP3107925A1 (en) | 2016-12-28 |
EP3107925B1 true EP3107925B1 (en) | 2018-05-16 |
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EP15708050.8A Active EP3107925B1 (en) | 2014-02-17 | 2015-02-16 | Process for the production of 21-methoxy-11-beta-phenyl-19-nor-pregna-4,9-diene-3,20-dione derivatives |
Country Status (7)
Country | Link |
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US (1) | US9683010B2 (zh) |
EP (1) | EP3107925B1 (zh) |
CN (1) | CN106414475B (zh) |
EA (1) | EA032651B1 (zh) |
ES (1) | ES2682939T3 (zh) |
HU (2) | HU230381B1 (zh) |
WO (1) | WO2015121840A1 (zh) |
Citations (1)
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WO2015049637A1 (en) * | 2013-10-01 | 2015-04-09 | Richter Gedeon Nyrt. | Industrial process for the synthesis of ulipristal acetate and its 4'-acetyl analogue |
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US6900193B1 (en) | 1996-05-01 | 2005-05-31 | The United States Of America As Represented By The Department Of Health And Human Services | Structural modification of 19-norprogesterone I: 17-α-substituted-11-β-substituted-4-aryl and 21-substituted 19-norpregnadienedione as new antiprogestational agents |
EP0900234B1 (en) | 1996-05-01 | 2000-07-05 | THE GOVERNMENT OF THE UNITED STATES OF AMERICA as represented by the SECRETARY OF THE DEPARTMENT OF HEALTH AND HUMAN SERVICES | 21-substituted progesterone derivatives as new antiprogestational agents |
EP1242444B1 (en) | 1999-12-29 | 2005-07-20 | THE GOVERNMENT OF THE UNITED STATES OF AMERICA, as represented by THE SECRETARY, DEPARTMENT OF HEALTH AND HUMAN SERVICES | Process for preparing 17alpha-acetoxy-11beta- 4-n,n-(dimethylamino)phenyl]-21-methoxy-19-norpregna-4,9-diene-3,20-dione, intermediates useful in the process, and processes for preparing such intermediates |
ES2546291T3 (es) | 2000-03-17 | 2015-09-22 | The Government Of The United States Of America As Represented By The Secretary Of The Department Of Health And Human Services | 17-Alfa-sustituida, 11-beta-sustituida-4-arilo y 21-sustituida 19-norpregnadienodionas como agentes antiprogestacionales |
HU228636B1 (en) * | 2007-06-27 | 2013-04-29 | Richter Gedeon Nyrt | Industrial method for the synthesis of 17-acetoxy-11betha-4[-(dimethylamino)-phenyl]-21-methoxy-19-norpregna-4,9-dien-3,20-dione and the key intermediates of the process |
TWI539953B (zh) * | 2008-04-28 | 2016-07-01 | 瑞波若斯治療學公司 | 用於治療乳癌之組成物和方法 |
TWI477276B (zh) * | 2008-04-28 | 2015-03-21 | Repros Therapeutics Inc | 抗黃體素給藥方案 |
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- 2015-02-16 ES ES15708050.8T patent/ES2682939T3/es active Active
- 2015-02-16 US US15/108,026 patent/US9683010B2/en active Active
- 2015-02-16 HU HUE15708050A patent/HUE039403T2/hu unknown
- 2015-02-16 EA EA201691661A patent/EA032651B1/ru not_active IP Right Cessation
- 2015-02-16 WO PCT/IB2015/051124 patent/WO2015121840A1/en active Application Filing
- 2015-02-16 EP EP15708050.8A patent/EP3107925B1/en active Active
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WO2015049637A1 (en) * | 2013-10-01 | 2015-04-09 | Richter Gedeon Nyrt. | Industrial process for the synthesis of ulipristal acetate and its 4'-acetyl analogue |
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Publication number | Publication date |
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CN106414475B (zh) | 2018-04-10 |
EA032651B1 (ru) | 2019-06-28 |
HUE039403T2 (hu) | 2018-12-28 |
US20160326211A1 (en) | 2016-11-10 |
EP3107925A1 (en) | 2016-12-28 |
HUP1400080A2 (en) | 2015-09-28 |
US9683010B2 (en) | 2017-06-20 |
ES2682939T3 (es) | 2018-09-24 |
EA201691661A1 (ru) | 2016-12-30 |
HU230381B1 (hu) | 2016-03-29 |
CN106414475A (zh) | 2017-02-15 |
WO2015121840A1 (en) | 2015-08-20 |
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